Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.cit.gvsig.gui.cad;

import java.awt.Color;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.image.BufferedImage;

import java.io.IOException;

import java.util.ArrayList;

import org.apache.log4j.Logger;

import com.hardcode.driverManager.DriverLoadException;

import com.hardcode.gdbms.engine.data.driver.DriverException;

import com.hardcode.gdbms.engine.values.Value;

import com.hardcode.gdbms.engine.values.ValueFactory;

import com.iver.andami.PluginServices;

import com.iver.andami.messages.NotificationManager;

import com.iver.cit.gvsig.CADExtension;

import com.iver.cit.gvsig.fmap.ViewPort;

import com.iver.cit.gvsig.fmap.core.DefaultFeature;

import com.iver.cit.gvsig.fmap.core.FShape;

import com.iver.cit.gvsig.fmap.core.GeneralPathX;

import com.iver.cit.gvsig.fmap.core.Handler;

import com.iver.cit.gvsig.fmap.core.IFeature;

import com.iver.cit.gvsig.fmap.core.IGeometry;

import com.iver.cit.gvsig.fmap.core.ISymbol;

import com.iver.cit.gvsig.fmap.core.ShapeFactory;

import com.iver.cit.gvsig.fmap.core.v02.FConstant;

import com.iver.cit.gvsig.fmap.core.v02.FGraphicUtilities;

import com.iver.cit.gvsig.fmap.core.v02.FSymbol;

import com.iver.cit.gvsig.fmap.drivers.DriverIOException;

import com.iver.cit.gvsig.fmap.edition.DefaultRowEdited;

import com.iver.cit.gvsig.fmap.edition.EditionEvent;

import com.iver.cit.gvsig.fmap.edition.IRowEdited;

import com.iver.cit.gvsig.fmap.edition.VectorialEditableAdapter;

import com.iver.cit.gvsig.fmap.layers.FBitSet;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.fmap.layers.FLyrVect;

import com.iver.cit.gvsig.gui.cad.exception.CommandException;

import com.iver.cit.gvsig.layers.VectorialLayerEdited;

import com.iver.cit.gvsig.project.documents.view.gui.View;

import com.iver.utiles.console.JConsole;

/**

 * DOCUMENT ME!

 *

 * @author Vicente Caballero Navarro

 */

public abstract class DefaultCADTool implements CADTool {

        public static FSymbol selectionSymbol = new FSymbol(FConstant.SYMBOL_TYPE_POINT,

                        new Color(255, 0,0, 100)); // Le ponemos una transparencia

        public static FSymbol axisReferencesSymbol = new FSymbol(FConstant.SYMBOL_TYPE_POINT,

                        new Color(100, 100, 100, 100));

        public static FSymbol geometrySelectSymbol = new FSymbol(FConstant.SYMBOL_TYPE_POINT,

                        Color.RED);

        public static FSymbol handlerSymbol = new FSymbol(FConstant.SYMBOL_TYPE_POINT,

                        Color.ORANGE);

        private static Logger logger = Logger.getLogger(DefaultCADTool.class

                        .getName());

        private CADToolAdapter cadToolAdapter;

        private String question;

        private String[] currentdescriptions;

        private String tool = "selection";

        private DefaultCADTool previousTool;

        /**

         * DOCUMENT ME!

         */

        public void draw(IGeometry geometry) {

                if (geometry != null) {

                        BufferedImage img = getCadToolAdapter().getMapControl().getImage();

                        Graphics2D gImag = (Graphics2D) img.getGraphics();

                        ViewPort vp = getCadToolAdapter().getMapControl().getViewPort();

                        geometry.draw(gImag, vp, DefaultCADTool.selectionSymbol);

                }

        }

        /**

         * DOCUMENT ME!

         *

         * @param cta

         *            DOCUMENT ME!

         */

        public void setCadToolAdapter(CADToolAdapter cta) {

                cadToolAdapter = cta;

        }

        /**

         * DOCUMENT ME!

         *

         * @return DOCUMENT ME!

         */

        public CADToolAdapter getCadToolAdapter() {

                return cadToolAdapter;

        }

        public VectorialLayerEdited getVLE() {

                return (VectorialLayerEdited) CADExtension.getEditionManager()

                                .getActiveLayerEdited();

        }

        /**

         * DOCUMENT ME!

         *

         * @param g

         *            DOCUMENT ME!

         * @param firstPoint

         *            DOCUMENT ME!

         * @param endPoint

         *            DOCUMENT ME!

         */

        public void drawLine(Graphics2D g, Point2D firstPoint, Point2D endPoint, ISymbol symbol) {

                GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD, 2);

                elShape.moveTo(firstPoint.getX(), firstPoint.getY());

                elShape.lineTo(endPoint.getX(), endPoint.getY());

                ShapeFactory.createPolyline2D(elShape).draw(g,

                                getCadToolAdapter().getMapControl().getViewPort(),

                                symbol);

        }

        /**

         * DOCUMENT ME!

         *

         * @param geometry

         *            DOCUMENT ME!

         */

        public void addGeometry(IGeometry geometry) {

                VectorialEditableAdapter vea = getVLE().getVEA();

                try {

                        // Deber?amos comprobar que lo que escribimos es correcto:

                        // Lo hacemos en el VectorialAdapter, justo antes de

                        // a?adir, borrar o modificar una feature

                        int numAttr = vea.getRecordset().getFieldCount();

                        Value[] values = new Value[numAttr];

                        for (int i = 0; i < numAttr; i++) {

                                values[i] = ValueFactory.createNullValue();

                        }

                        String newFID;

                        try {

                                newFID = vea.getNewFID();

                                DefaultFeature df = new DefaultFeature(geometry, values, newFID);

                                int index = vea.addRow(df, getName(), EditionEvent.GRAPHIC);

                                VectorialLayerEdited vle = getVLE();

                                clearSelection();

                                ArrayList selectedRow = vle.getSelectedRow();

                                ViewPort vp = vle.getLayer().getMapContext().getViewPort();

                                BufferedImage selectionImage = new BufferedImage(vp

                                                .getImageWidth(), vp.getImageHeight(),

                                                BufferedImage.TYPE_INT_ARGB);

                                Graphics2D gs = selectionImage.createGraphics();

                                int inversedIndex=vea.getInversedIndex(index);

                                selectedRow.add(new DefaultRowEdited(df,

                                                IRowEdited.STATUS_ADDED, inversedIndex ));

                                vea.getSelection().set(inversedIndex);

                                IGeometry geom = df.getGeometry();

                                geom.cloneGeometry().draw(gs, vp, DefaultCADTool.selectionSymbol);

                                vle.drawHandlers(geom.cloneGeometry(), gs, vp);

                                vea.setSelectionImage(selectionImage);

                        } catch (IOException e) {

                                logger.debug(e);

                                NotificationManager.addError(e);

                                return;

                        }

                } catch (DriverIOException e) {

                        e.printStackTrace();

                } catch (DriverException e) {

                        e.printStackTrace();

                } catch (DriverLoadException e) {

                        e.printStackTrace();

                }

                draw(geometry.cloneGeometry());

        }

        /**

         * DOCUMENT ME!

         *

         * @param geometry

         *            DOCUMENT ME!

         */

        public void modifyFeature(int index, IFeature row) {

                try {

                        getVLE().getVEA().modifyRow(index, row, getName(),

                                        EditionEvent.GRAPHIC);

                } catch (IOException e1) {

                        e1.printStackTrace();

                } catch (DriverIOException e1) {

                        e1.printStackTrace();

                }

                draw(row.getGeometry().cloneGeometry());

        }

        /**

         * DOCUMENT ME!

         *

         * @param geometry

         *            DOCUMENT ME!

         * @param values

         *            DOCUMENT ME!

         */

        public int addGeometry(IGeometry geometry, Value[] values) {

                int index = 0;

                VectorialEditableAdapter vea = getVLE().getVEA();

                try {

                        String newFID = vea.getNewFID();

                        DefaultFeature df = new DefaultFeature(geometry, values, newFID);

                        index = vea.addRow(df, getName(), EditionEvent.GRAPHIC);

                } catch (DriverIOException e) {

                        NotificationManager.addError(e);

                } catch (IOException e) {

                        NotificationManager.addError(e);

                } catch (DriverLoadException e) {

                        NotificationManager.addError(e);

                }

                return vea.getInversedIndex(index);

        }

        /**

         * Devuelve la cadena que corresponde al estado en el que nos encontramos.

         *

         * @return Cadena para mostrar por consola.

         */

        public String getQuestion() {

                return question;

        }

        /**

         * Actualiza la cadena que corresponde al estado actual.

         *

         * @param s

         *            Cadena que aparecer? en consola.

         */

        public void setQuestion(String s) {

                question = s;

                // ConsoleToken.addQuestion(s);

        }

        /**

         * Provoca un repintado "soft" de la capa activa en edici?n. Las capas por

         * debajo de ella no se dibujan de verdad, solo se dibuja la que est? en

         * edici?n y las que est?n por encima de ella en el TOC.

         */

        public void refresh() {

                FLayer layer=getVLE().getLayer();

                layer.setDirty(true);

                getCadToolAdapter().getMapControl().rePaintDirtyLayers();

        }

        /*

         * public void drawHandlers(Graphics g, FBitSet sel, AffineTransform at)

         * throws DriverIOException { for (int i = sel.nextSetBit(0); i >= 0; i =

         * sel.nextSetBit(i + 1)) { IGeometry ig =

         * getCadToolAdapter().getVectorialAdapter() .getShape(i).cloneGeometry();

         * if (ig == null) continue; Handler[] handlers =

         * ig.getHandlers(IGeometry.SELECTHANDLER);

         * FGraphicUtilities.DrawHandlers((Graphics2D) g, at, handlers); } }

         */

        public void drawHandlers(Graphics g, ArrayList selectedRows,

                        AffineTransform at) {

                for (int i = 0; i < selectedRows.size(); i++) {

                        IRowEdited edRow = (IRowEdited) selectedRows.get(i);

                        IFeature feat = (IFeature) edRow.getLinkedRow();

                        // IFeature feat = (IFeature) selectedRows.get(i);

                        IGeometry ig = feat.getGeometry().cloneGeometry();

                        if (ig == null)

                                continue;

                        Handler[] handlers = ig.getHandlers(IGeometry.SELECTHANDLER);

                        FGraphicUtilities.DrawHandlers((Graphics2D) g, at, handlers,DefaultCADTool.handlerSymbol);

                }

        }

        public void setDescription(String[] currentdescriptions) {

                this.currentdescriptions = currentdescriptions;

        }

        public String[] getDescriptions() {

                return currentdescriptions;

        }

        /*

         * (non-Javadoc)

         *

         * @see com.iver.cit.gvsig.gui.cad.CADTool#end()

         */

        public void end() {

                CADExtension.setCADTool("_selection", true);

                PluginServices.getMainFrame().setSelectedTool("_selection");

                CADTool cadtool=CADExtension.getCADTool();

                cadtool.setPreviosTool(this);

        }

        public void init() {

//                DefaultCADTool.drawingSymbol.setOutlined(true);

//                DefaultCADTool.drawingSymbol.setOutlineColor(Color.GREEN);

        }

        protected ArrayList getSelectedRows() {

                VectorialLayerEdited vle = getVLE();

                ArrayList selectedRow = vle.getSelectedRow();

                return selectedRow;

        }

        protected ArrayList getSelectedHandlers() {

                VectorialLayerEdited vle = getVLE();

                ArrayList selectedHandlers = vle.getSelectedHandler();

                return selectedHandlers;

        }

        public void clearSelection() {

                VectorialLayerEdited vle = getVLE();

                ArrayList selectedRow = vle.getSelectedRow();

                ArrayList selectedHandlers = vle.getSelectedHandler();

                selectedRow.clear();

                selectedHandlers.clear();

                VectorialEditableAdapter vea = vle.getVEA();

                FBitSet selection = vea.getSelection();

                selection.clear();

                vea.setSelectionImage(null);

                vea.setHandlersImage(null);

        }

        public String getNextTool() {

                return tool;

        }

        public void setNextTool(String tool) {

                this.tool = tool;

        }

        public boolean changeCommand(String name) throws CommandException {

                CADTool[] cadtools = CADExtension.getCADTools();

                for (int i = 0; i < cadtools.length; i++) {

                        CADTool ct = cadtools[i];

                        if (name.equalsIgnoreCase(ct.getName())

                                        || name.equalsIgnoreCase(ct.toString())) {

                                int type = FShape.POINT;

                                try {

                                        type = ((FLyrVect) getVLE().getLayer()).getShapeType();

                                } catch (com.iver.cit.gvsig.fmap.DriverException e) {

                                        e.printStackTrace();

                                }

                                if (ct.isApplicable(type)) {

                                        getCadToolAdapter().setCadTool(ct);

                                        ct.init();

                                        View vista = (View) PluginServices.getMDIManager()

                                                        .getActiveWindow();

                                        vista.getConsolePanel().addText("\n" + ct.getName(),

                                                        JConsole.COMMAND);

                                        return true;

                                } else {

                                        throw new CommandException(name);

                                }

                        }

                }

                return false;

        }

        public boolean isApplicable(int shapeType) {

                return true;

        }

        public abstract String toString();

        public void throwValueException(String s, double d) {

                View vista = (View) PluginServices.getMDIManager().getActiveWindow();

                vista.getConsolePanel().addText(s + " : " + d, JConsole.ERROR);

        }

        public void throwOptionException(String s, String o) {

                View vista = (View) PluginServices.getMDIManager().getActiveWindow();

                vista.getConsolePanel().addText(s + " : " + o, JConsole.ERROR);

        }

        public void throwPointException(String s, double x, double y) {

                View vista = (View) PluginServices.getMDIManager().getActiveWindow();

                vista.getConsolePanel().addText(s + " : " + " X = " + x + ", Y = " + y,

                                JConsole.ERROR);

        }

        public void setPreviosTool(DefaultCADTool tool) {

                previousTool=tool;

        }

        public void restorePreviousTool() {

                CADExtension.setCADTool(previousTool.toString(), true);

                PluginServices.getMainFrame().setSelectedTool(previousTool.toString());

        }

}